Access Server Administrators’ Reference Guide

22 • T1/E1 Link

 

 

Robbed-Bit Signalling Protocol (linkSignalling)

This variable determines which robbed bit signalling technique is used. The techniques designated OFFICE are used to simulate the central office site. These allow back to back connection of access servers. This is set only when the signal mode is robbedBit(2)

linkGroundStart(1)

linkLoopStart(2)

linkOfficeGroundStart(3)

linkOfficeLoopStart(4)

linkEMWinkStart(6)

linkEMImmediateStart(7)

linkTaiwanR1(8)

Message-Oriented Switch Type (linkIsdnSwitchType)

This object allows the selection of the ISDN variations on the ISDN protocol, depending on the brand of switch to which the access server is connected. This only needs to be set when messageOriented is chosen for signalling protocol.

ni1(0)—National ISDN-1

dms(1)—Northern Telecom

att(2)—AT&T Lucent

ctr4(3)—E1 ISDN

ts014(4)—Australia AUSTEL

ins1500(5)—Japan

nfasSlave(7)—T1 that uses the D channel of another T1 for signalling

NFAS Interface ID (linkNfasInterfaceId)

The ID number assigned to the PRI by the telephone company. The interface ID is used by the common D channel to determine which PRI in the NFAS group will receive the incoming call.

NFAS Primary WAN (linkNfasPrimaryPointer)

The WAN port that the PRI with the common D channel is plugged into.

Test Settings

This portion of the WAN Circuit Configuration window contains information described in the following sections.

Force Yellow Alarm (linkYellowForce)

This variable identifies which standard will be used to transmit and identify the Yellow Alarm.

linkYellowAuto—Do not force the transmission of a yellow alarm. But, yellow alarm may be automatically transmitted.

WAN Circuit Configuration—Modify

262

Page 262
Image 262
Patton electronic 29XX manual Test Settings